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| author |   Wei Huang <wei@redhat.com> | 2015-08-07 15:53:30 -0400 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2015-08-11 15:19:41 +0200 |
| commit | b6bb424b407ee0162fc492e6149847d0aa0034ff (patch) | |
| tree | 566babd927b9e7783f76382b62ea6c800962f0f3 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | kvm: x86: Fix error handling in the function kvm_lapic_sync_from_vapic (diff) | |
| download | wireguard-linux-b6bb424b407ee0162fc492e6149847d0aa0034ff.tar.xz wireguard-linux-b6bb424b407ee0162fc492e6149847d0aa0034ff.zip | |
KVM: x86/vPMU: Fix unnecessary signed extension for AMD PERFCTRn
According to AMD programmer's manual, AMD PERFCTRn is 64-bit MSR which,
unlike Intel perf counters, doesn't require signed extension. This
patch removes the unnecessary conversion in SVM vPMU code when PERFCTRn
is being updated.
Signed-off-by: Wei Huang <wei@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions